USGS Streamgage 11414200
S Yuba Cn near Emigrant Gap, CA
S Yuba Cn near Emigrant Gap, CA is USGS streamgage 11414200 in California, monitoring river discharge in hydrologic subbasin 18020125. Discharge records at this site go back to 1964. Typical flow runs near 86.6 cfs in July and 37.3 cfs in April, with the higher of the two arriving in July.
Gauge details
- State
- California
- Subbasin (HUC-8)
- 18020125
- Coordinates
- 39.31351, -120.66299
- USGS site number
- 11414200
- Records begin
- 1964-10-01 (62 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 61 years of data), averaged within each month. These describe the historical normal range — they are not a forecast and not today's reading.
| Month | Low p10 | Typical p50 | High p90 | Range |
|---|---|---|---|---|
| January | 33.3 | 50.1 | 128.5 | |
| February | 35 | 51.7 | 141.2 | |
| March | 21.2 | 55 | 138.7 | |
| April | 1.9 | 37.3 | 141.3 | |
| May | 40.6 | 91.8 | 145.9 | |
| June | 59 | 93.4 | 145.7 | |
| July | 61.2 | 86.6 | 134.1 | |
| August | 64.5 | 88 | 125 | |
| September | 61.1 | 85.5 | 123.4 | |
| October | 51.2 | 74.4 | 106.4 | |
| November | 40.3 | 53.9 | 94.9 | |
| December | 35.4 | 48.6 | 113.1 |
All values in cubic feet per second (cfs).
Common questions
- When does S Yuba Cn near Emigrant Gap, CA normally run highest?
- June, on the long-term record. The median daily flow that month is about 93.4 cfs, against 37.3 cfs in April, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for S Yuba Cn near Emigrant Gap, CA?
- It depends on the month. In January, half of days historically fall near 50.1 cfs, with the middle 80% of days between 33.3 and 128.5 cfs. The month-by-month table on this page gives the full range.
- How long has S Yuba Cn near Emigrant Gap, CA been measured?
- Discharge records at USGS site 11414200 begin in 1964, about 62 years, covering roughly 8,821 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Where is S Yuba Cn near Emigrant Gap, CA?
- The gauge sits at 39.31351, -120.66299, in California, in hydrologic subbasin 18020125.
- Can I use S Yuba Cn near Emigrant Gap, CA data for flood or safety decisions?
- No. Rivermatics provides estimates, not guarantees, and the readings and forecasts here may be delayed, inaccurate, or wrong. Do not use them for navigation or for any safety, rescue, or emergency decision. Check the National Weather Service and USGS directly, and use your own judgment.
Other gauges in this subbasin
- S Yuba River A Langs Crossing near Emigrant Gap, CA
- Rucker C below Blue Lake near Emigrant Gap, CA
- Lake C below Carr Lake near Graniteville, CA
- Canyon C below French Lake, CA
- Jackson C below Jackson Lake, CA
- Bowman-Spaulding Cn Intake near Graniteville, CA
- Bowman Spaulding Cn A Jordan C Siphon, CA
- Canyon C below Bowman Lake, CA